﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace SimpleCounter1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }


        private void label2_Click(object sender, EventArgs e)
        {

        }

        private void label3_Click(object sender, EventArgs e)
        {

        }


        private void label4_Click(object sender, EventArgs e)
        {

        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }

        private void textBox2_TextChanged(object sender, EventArgs e)
        {

        }

        private void textBox3_TextChanged(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {



            if (textBox2.Text == "+")
            {
                this.richTextBox1.Text = (double.Parse(textBox1.Text) + double.Parse(textBox3.Text)).ToString();
            }
            if (textBox2.Text == "-")
            {
                this.richTextBox1.Text = (double.Parse(textBox1.Text) - double.Parse(textBox3.Text)).ToString();
            }
            if (textBox2.Text == "*")
            {
                this.richTextBox1.Text = (double.Parse(textBox1.Text) * double.Parse(textBox3.Text)).ToString();
            }
            if (textBox2.Text == "/")
            {
                this.richTextBox1.Text = (double.Parse(textBox1.Text) / double.Parse(textBox3.Text)).ToString();
            }
        }

        private void richTextBox1_TextChanged(object sender, EventArgs e)
        {

        }


    }
}
